Home / 68,579.20-94,637.10-38,363.87

Finding the Fourth Proportional to 68,579.20, 94,637.10 and 38,363.87

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Solution

The fourth proportional to 68,579.20, 94,637.10 and 38,363.87 is: 52,940.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,579.20 : 94,637.10 = 38,363.87 : x
  2. Step 2: Convert to fraction form
    68,579.20/94,637.10 = 38,363.87/x
  3. Step 3: Cross multiply
    68,579.20x = 94,637.10 × 38,363.87
  4. Step 4: Simplify right side
    68,579.20x = 3,630,645,192.17
  5. Step 5: Solve for x
    x = 3,630,645,192.17/68,579.20
  6. Step 6: Final answer
    x = 52,940.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.